Merge branch 'renovate/html2text-2020.x' into 'master'

Update dependency html2text to v2020

See merge request AlekSIS/AlekSIS!124

pyproject.toml

@@ -54,7 +54,7 @@ django-constance = {git = "https://github.com/jazzband/django-constance", rev =
 django_widget_tweaks = "^1.4.5"
 django-filter = "^2.2.0"
 django-templated-email = "^2.3.0"
-html2text = "^2019.9.26"
+html2text = "^2020.0.0"
 django-ckeditor = "^5.8.0"
 django-js-reverse = "^0.9.1"